Unbreak deploy.

With ansible 2.1.2.0 deployment fails with assertion:

TASK [Ensuring that WAR file exists] *******************************************
fatal: [my-stamps.ru -> 127.0.0.1]: FAILED! => {"assertion": "war_file.stat.exists", "changed": false, "evaluated_to": false, "failed": true}

Author: php-coder

.travis.yml

@@ -11,7 +11,7 @@ before_script:
   - if [ "$SPRING_PROFILES_ACTIVE" = 'travis' ]; then
       mysql -u travis -e 'CREATE DATABASE mystamps CHARACTER SET utf8;';
       if [ "$TRAVIS_BRANCH" = 'prod' ]; then
-        pip install --user ansible;
+        pip install --user ansible==2.1.1.0;
       fi;
       npm install -g bootlint;
       pip install --user html5validator;